feat: promotional and purchase vouchers

src/BusProNet/XmlParser/PromoVoucherParser.php

@@ -0,0 +1,32 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\BusProNet\XmlParser;
+
+use App\BusProNet\Model\PromoVoucher;
+use Symfony\Component\DomCrawler\Crawler;
+
+final class PromoVoucherParser extends AbstractParser
+{
+    public function parse(Crawler $node): PromoVoucher
+    {
+        $voucherNode = $node->filterXPath('//aktionsgutschein');
+
+        $code = trim($voucherNode->attr('code') ?? '');
+        $description = trim($voucherNode->attr('text') ?? '');
+        $applicability = $voucherNode->attr('pro_buchung_person') ?? '';
+        $discountAmount = $this->stringToFloat($voucherNode->attr('wert_betrag') ?? '0,00');
+        $discountPercentage = $this->stringToFloat($voucherNode->attr('wert_prozent') ?? '0,00');
+        $minimumPrice = $this->stringToFloat($voucherNode->attr('ab_preis') ?? '0,00');
+
+        return new PromoVoucher(
+            code: $code,
+            description: $description,
+            applicability: $applicability,
+            discountAmount: $discountAmount,
+            discountPercentage: $discountPercentage,
+            minimumPrice: $minimumPrice
+        );
+    }
+}